\documentclass[UTF8, zihao = -4, a4paper, oneside]{ctexrep}

\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{geometry}
\geometry{
    ignoreall, nomarginpar, %页眉页脚边注不算在total body中；关闭边注
    left = 2.5cm, right = 2.5cm, top = 2.5cm, bottom = 2.5cm,
    headsep = 1cm, footskip = 1cm
}

\title{\heiti \zihao{0} 信号与系统知识点}
\author{Nathaniel}

\begin{document}
    \maketitle

    \input{cp1.tex}
    \chapter{线性时不变系统的时域分析}
    \chapter{连续时间信号的频域分析}
    \chapter{连续时间系统的频域分析}
    \chapter{拉普拉斯变换}
    \chapter{Z变换}
    \chapter{状态变量分析法}
\end{document}